How can I issue a refund a request for my paid Qunomedical Reservation Fee?

How can I issue a refund a request for my paid Qunomedical Reservation Fee?

In order to exercise your right of withdrawal, you must notify us (Qunomedical GmbH; Chausseestra├če 8, 10709 Berlin; Tel.: 030200042054; E-Mail: contact@qunomedical.com) by means of a clear statement (e.g. a letter, fax or e-mail sent by post) about your decision to revoke this contract. 
In order to comply with the withdrawal period, it is sufficient that you send the notification about the exercise of the right of withdrawal before the end of the withdrawal period.